11013221311112 has 16 divisors (see below), whose sum is σ = 20650173221340. Its totient is φ = 5506508452096.

The previous prime is 11013221311109. The next prime is 11013221311129. The reversal of 11013221311112 is 21111312231011.

It can be written as a sum of positive squares in 2 ways, for example, as 10924175170276 + 89046140836 = 3305174^2 + 298406^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12316493 + ... + 13180380.

Almost surely, 2^{11013221311112} is an apocalyptic number.

It is an amenable number.

11013221311112 is a deficient number, since it is larger than the sum of its proper divisors (9636951910228).

11013221311112 is a wasteful number, since it uses less digits than its factorization.

11013221311112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25550872 (or 25550868 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 20.

Adding to 11013221311112 its reverse (21111312231011), we get a palindrome (32124533542123).

The spelling of 11013221311112 in words is "eleven trillion, thirteen billion, two hundred twenty-one million, three hundred eleven thousand, one hundred twelve".